Kalendaryo ng Karera WeatherTech Raceway Laguna Seca 2018
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 4 August - 5 August | Porsche Owners Club - Cup Racing Series Natapos | Round 7 | |
| 8 September - 9 September | Lamborghini Super Trofeo North America Natapos | Round 5 | |
| 26 October - 28 October | Intercontinental GT Challenge Natapos | Round 4 | Californa 8 Hours |